Add shadowsocks tests

test/box_test.go

@@ -0,0 +1,54 @@
+package main
+
+import (
+	"context"
+	"net"
+	"testing"
+
+	"github.com/sagernet/sing-box"
+	"github.com/sagernet/sing-box/option"
+	M "github.com/sagernet/sing/common/metadata"
+	N "github.com/sagernet/sing/common/network"
+	"github.com/sagernet/sing/protocol/socks"
+
+	"github.com/stretchr/testify/require"
+)
+
+func mkPort(t *testing.T) uint16 {
+	for {
+		tcpListener, err := net.ListenTCP("tcp", nil)
+		require.NoError(t, err)
+		listenPort := M.SocksaddrFromNet(tcpListener.Addr()).Port
+		tcpListener.Close()
+		udpListener, err := net.ListenUDP("udp", &net.UDPAddr{Port: int(listenPort)})
+		if err != nil {
+			continue
+		}
+		udpListener.Close()
+		return listenPort
+	}
+}
+
+func startInstance(t *testing.T, options option.Options) {
+	instance, err := box.New(context.Background(), options)
+	require.NoError(t, err)
+	require.NoError(t, instance.Start())
+	t.Cleanup(func() {
+		instance.Close()
+	})
+}
+
+func testSuit(t *testing.T, clientPort uint16, testPort uint16) {
+	dialer := socks.NewClient(N.SystemDialer, M.ParseSocksaddrHostPort("127.0.0.1", clientPort), socks.Version5, "", "")
+	dialTCP := func() (net.Conn, error) {
+		return dialer.DialContext(context.Background(), "tcp", M.ParseSocksaddrHostPort("127.0.0.1", testPort))
+	}
+	dialUDP := func() (net.PacketConn, error) {
+		return dialer.ListenPacket(context.Background(), M.ParseSocksaddrHostPort("127.0.0.1", testPort))
+	}
+	require.NoError(t, testPingPongWithConn(t, testPort, dialTCP))
+	require.NoError(t, testLargeDataWithConn(t, testPort, dialTCP))
+	require.NoError(t, testPingPongWithPacketConn(t, testPort, dialUDP))
+	require.NoError(t, testLargeDataWithPacketConn(t, testPort, dialUDP))
+	require.NoError(t, testPacketConnTimeout(t, dialUDP))
+}